Namfrel attributed the .2% variance to several reasons, namely some voters shading the wrong parts of the ballot, or otherwise shading inadequately, resulting in a discrepancy between machine and human appreciation.

“You will see the difference how humans and machines appreciate the ballot,” Lipana said.

Due to these instances, Namfrel said it is studying whether to recommend that Comelec lower the threshold to enable the machines to read even the faintest marks.

The Philippines recently held a national and local elections which has been widely regarded as a success for the record-breaking speed with which the results were electronically transmitted and the winners officially declared. These elections were the third national elections using technology to register and count votes and process results.